🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.79 AU - 1.27 AU

Year: 384 Days

Day: 15.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 32.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.27 AU - 1.75 AU

Year: 681 Days

Day: 38.8 Hours

Environment

Temp: -38 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.92 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.1

Radius: 13.8

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 9.31 AU - 11.35 AU

Year: 12188 Days

Day: 5 Hours

Environment

Temp: -168 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 107,479,718 km

• M1: 200,162 km (0.055 R)
• M2: 988,992 km (0.116 R)
• M3: 1,419,235 km (0.116 R)
• M4: 2,875,720 km (0.035 R)
• M5: 4,788,329 km (0.047 R)
• M6: 6,327,691 km (0.098 R)
• M7: 7,737,202 km (0.044 R)
• M8: 9,152,398 km (0.04 R)
• M9: 10,680,091 km (0.089 R)
• M10: 12,431,284 km (0.112 R)
• M11: 13,035,210 km (0.088 R)
• M12: 14,498,427 km (0.045 R)
• M13: 18,130,364 km (0.067 R)
• M14: 18,672,058 km (0.109 R)
• M15: 20,033,100 km (0.099 R)
• M16: 20,528,867 km (0.103 R)
• M17: 22,952,053 km (0.104 R)
• M18: 23,769,905 km (0.09 R)
• M19: 24,232,611 km (0.081 R)
• M20: 26,046,036 km (0.078 R)
• M21: 28,776,347 km (0.095 R)
• M22: 38,358,390 km (0.108 R)
• M23: 44,910,627 km (0.118 R)
• M24: 45,476,406 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.5

Radius: 11.4

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 8.96 AU - 12 AU

Year: 12454 Days

Day: 10.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 107,479,718 km

• M1: 142,567 km (0.111 R)
• M2: 1,430,455 km (0.075 R)
• M3: 2,009,399 km (0.091 R)
• M4: 2,971,313 km (0.076 R)
• M5: 3,453,766 km (0.093 R)
• M6: 4,626,613 km (0.111 R)
• M7: 5,062,841 km (0.052 R)
• M8: 5,582,843 km (0.11 R)
• M9: 6,078,161 km (0.091 R)
• M10: 8,247,929 km (0.059 R)
• M11: 8,622,522 km (0.116 R)
• M12: 11,995,655 km (0.08 R)
• M13: 16,929,692 km (0.086 R)
• M14: 25,201,257 km (0.102 R)
• M15: 25,912,745 km (0.111 R)
• M16: 27,791,694 km (0.03 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 280.9

Radius: 3.2

Gravity: 27.43 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 13.48 AU - 21.76 AU

Year: 27151 Days

Day: 16.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 107,479,718 km

• M1: 40,092 km (0.038 R)
• M2: 171,888 km (0.108 R)
• M3: 362,476 km (0.074 R)
• M4: 610,659 km (0.099 R)
• M5: 860,786 km (0.099 R)
• M6: 1,299,856 km (0.032 R)
• M7: 2,225,418 km (0.104 R)
• M8: 2,417,651 km (0.062 R)
• M9: 2,933,913 km (0.085 R)
• M10: 5,208,399 km (0.085 R)
• M11: 7,094,529 km (0.072 R)
• M12: 9,723,114 km (0.118 R)
• M13: 16,468,332 km (0.098 R)
• M14: 17,113,548 km (0.115 R)
• M15: 17,859,293 km (0.114 R)
• M16: 23,393,367 km (0.034 R)
• M17: 28,451,121 km (0.096 R)
• M18: 38,511,429 km (0.073 R)
• M19: 38,652,051 km (0.045 R)
• M20: 39,502,664 km (0.062 R)
• M21: 40,801,922 km (0.061 R)
• M22: 55,039,301 km (0.081 R)
• M23: 59,615,200 km (0.092 R)
• M24: 60,370,071 km (0.106 R)
• M25: 63,649,556 km (0.116 R)
• M26: 66,437,910 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.4

Radius: 6.3

Gravity: 24.68 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 13.64 AU - 22.4 AU

Year: 28080 Days

Day: 17.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,479,718 km

• M1: 78,389 km (0.059 R)
• M2: 673,938 km (0.067 R)
• M3: 1,087,277 km (0.117 R)
• M4: 1,600,548 km (0.086 R)
• M5: 2,617,364 km (0.116 R)
• M6: 3,007,216 km (0.091 R)
• M7: 3,697,611 km (0.095 R)
• M8: 3,973,170 km (0.072 R)
• M9: 4,262,492 km (0.065 R)
• M10: 4,604,622 km (0.053 R)
• M11: 5,387,319 km (0.052 R)
• M12: 6,849,488 km (0.098 R)
• M13: 11,087,297 km (0.115 R)
• M14: 14,409,267 km (0.098 R)
• M15: 15,006,312 km (0.059 R)
• M16: 17,656,438 km (0.042 R)
• M17: 21,912,797 km (0.109 R)
• M18: 27,319,264 km (0.111 R)
• M19: 41,346,308 km (0.115 R)
• M20: 43,423,774 km (0.114 R)
• M21: 51,438,929 km (0.093 R)
• M22: 52,032,383 km (0.109 R)
• M23: 52,830,638 km (0.051 R)
• M24: 54,656,480 km (0.046 R)
• M25: 58,005,677 km (0.058 R)
• M26: 70,073,438 km (0.103 R)
• M27: 83,438,063 km (0.076 R)
• M28: 105,240,008 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 11,364 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit